Frequency Drive - Airwell DK 125 Manuel D'installation Et De Maintenance

FREqUENCY DRIvE

This equipment is installed on external units 405m, 755 and 905.
EMC
When the building power supply is of an IT (ungrounded) type or corner grounded TN type, disconnect
the internal EmC filter by removing the screw at EmC.
WARNING! If a drive whose EmC filter is not disconnected is installed on an IT system [an ungrounded power
system or a high resistance-grounded (over 30 ohms) power system], the system will be connected to earth potential
through the EmC filter capacitors of the drive. This may cause danger or damage the drive.
If a drive whose EmC filter is not disconnected is installed on a corner grounded TN system, the drive will be damaged.
press the release lever on top of the drive.
WARNING
FREqUENCY DRIvE
24
EMC
VAR